1820 – Antarctica sighted by US Navy Capt. Nathaniel B Palmer.
1865 – Mark Twain publishes “Celebrated Jumping Frog of Calaveras County”
1872 – Suffragette Susan B. Anthony is arrested by a U.S. Deputy Marshall and charged with illegally voting.
1883 – Standard time zones forms by railroads in US & Canada.
1909 – US invades Nicaragua, later overthrows President Zelaya.
1938 – Trade union members elect John L. Lewis as the first president of the Congress of Industrial Organizations (CIO).
1940 – George Matesky, New York City’s Mad Bomber places his first bomb at a Manhattan office building used by Consolidated Edison.
1949 – The U.S. Air Force grounds B-29s after two crashes and 23 deaths in three days.
1959 – Washington Senator Bob Allison wins American League Rookie of Year.
1960 – Copyright office issues its 10 millionth registration.
1961 – JFK sends 18,000 military advisors to South Vietnam.
1963 – Bell Telephone introduces the touch-tone telephone to customers in Pennsylvania.
1966 – Sandy Koufax announces his retirement due to arthritic left elbow.
1970 – Linus Pauling declares large doses of Vitamin C could ward off colds.
1979 – Ayatollah Khomeini charges US ambassador and embassy with espionage.
1987 – Congressional committee reports on Iran-Contra affair.
1989 – Pennsylvania its first to restrict abortions after US Supreme Court gives states the right to do so.
1997 – FBI says no evidence of foul play in 1996 TWA 800 crash.
1999 – In College Station, Texas, 12 are killed and 27 injured at Texas A&M University when a massive bonfire under construction collapses.
2003 – Massachusetts Supreme Judicial Court rules the state’s ban on same-sex marriages is unconstitutional.
2018 – American missionary John Allen Chau killed on forbidden North Sentinel Island, Bay of Bengal by one of world’s most isolated tribe.